ASTM-E2638 › Complete Document History
Standard Test Method for Objective Measurement of the Speech Privacy Provided by a Closed Room

Complete Current Edition:
   2010 R17 EDITION - REAPPROVED IN 2017 - Nov. 1, 2017

Obsolete Revision Information:
   2010 EDITION - Objective Measurement of the Speech Privacy Provided by a Closed Room - May 1, 2010
   2008 EDITION - OBJECTIVE MEASUREMENT OF THE SPEECH PRIVACY PROVIDED BY A CL - Nov. 15, 2008